Home / 75,968.02-113,874.26-38,458.54

Finding the Fourth Proportional to 75,968.02, 113,874.26 and 38,458.54

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Solution

The fourth proportional to 75,968.02, 113,874.26 and 38,458.54 is: 57,648.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,968.02 : 113,874.26 = 38,458.54 : x
  2. Step 2: Convert to fraction form
    75,968.02/113,874.26 = 38,458.54/x
  3. Step 3: Cross multiply
    75,968.02x = 113,874.26 × 38,458.54
  4. Step 4: Simplify right side
    75,968.02x = 4,379,437,783.18
  5. Step 5: Solve for x
    x = 4,379,437,783.18/75,968.02
  6. Step 6: Final answer
    x = 57,648.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.